The Motorola ATRIX HD runs on Android OS, v4.x (Ice Cream Sandwich) with 1GB RAM. It has a 4.5-inch, 720 x 1280 pixel display. The Motorola ATRIX HD also comes with a 8.0-megapixel camera that is able to record videos at 1080p. It comes with 8GB of built-in storage, and is able to support microSD cards of up to 32GB.